 He had a 6-year CFL career, mostly with the Calgary Stampeders (5 years and 46 games from 1970 to 1974) where he played on the Grey Cup winning 1971 team.He also had a short stint with the Montreal Alouettes (9 games in 1972) and finished his career with 2 games for the Ottawa Rough Riders in 1975.Later Marcil would be Vice President of the Alouettes Alumni Association, play for the Montreal Irish Rugby Football Club, and go into the commercial real estate business.